Cutting the slide rail area can be done with snipped or hand files, and drilling the required pin holes for the internals is done with a hand drill. It is your responsibility to understand the law and we encourage you to consult with an attorney or your local ATF representative. Specifically, which routers are best for finishing an 80% AR-15 or AR-308 lower receiver with our Universal Router Jigs. A forged lower is essentially “hammered” and compressed into a forging die to the shape of the lower receiver. There are some videos on youtube covering the process from start to finish. While there are other options such as steel, titanium, and polymer, we’ll only focus on the three ways aluminum is made into an AR-15 receiver. More recent than the concept of 80% lower receivers themselves, is the concept of being able to finish machine the lower receiver using only a handheld drill and compact router. The 80% lower, commonly referred to as an 80 lower or simply a “receiver,” requires special tooling, called a jig kit to complete. Introduced by Polymer80, these  Either type of jig will yield the same results for your finished 80% lower receiver. It works with a mil-spec AR-15 lower parts kit and trigger. 80% lowers such as 80% AR-15 Lower Receivers are items that have not yet reached a stage of manufacture to be considered a firearm. … You can call or email us. LR-308 80% lower. Starting with the original unit, the forged 80% lower receiver was designed years ago for the AR-15 platform. 3. Cast lowers can end up with microscopic cracks, pockets, and fissures in the manufacturing process. So how do you mill out your 80 lower? Because of this, the 80% jig required to complete the lower is included, as is the tooling. Router jigs might work faster than a drill press because you can mill more quickly with a router than you can make plunge cuts with a drill press, but routers can be dangerous because … The AR9 80% lower is one of the first "by-design" receiver blanks that's capable of chambering 9mm Parabellum without the need to invest in a custom "box conversion" for a standard AR-15 receiver. AR-10 Gen 1 DPMS Anodized Billet 80% Lower Receiver. 80% Arms has a great selection of 80 percent lower receivers to complete your AR15. frames and build kits require some basic cutting and drilling, too. armalite cut looks like this 80%. These P320 kits come with the jig and instructions for completing the FCU to make it into a functional firearm. However, you can build an affordable .308 AR that looks and performs just like the AR-10 and SR-25 by going with the  These frames are completed by cutting the barrel seat and slide rails with a  Choices include the AR-15 platform (5.56 x 45mm,.223, and many other calibers), AR-10 (7.62 x 51mm,.308, and many other calibers) or AR-9 (Glock compatible). Buying an anodized 80% lower might not be an intelligent choice. Both are very high strength grades of aluminum. Stripped AR-15 Lower Receivers vs 80% Lowers vs Complete Lower Receivers. $129.00 Not sure what any of these things are? Because of small difference between lowers there are several parts that are only compatible with AR10 lower receivers. Razer Pro Type: Wireless Mechanical Productivity Keyboard - Razer Orange Mechanical Switches - Fully Programmable Keys - Bluetooth and Wireless Connectivity - Durable for Up to 80 Million Keystrokes. This is a proprietary lower that accepts Glock 9mm magazines and AR9 barreled uppers equipped with a G-9 blowback bolt. The 80 lower can be custom painted, dipped, or engraved with virtually anything a person would want, as long as it can fit on the piece! So you should be … The qualities of the best quality 80 lower receiver differ from those of the BEST BILLET LOWER RECEIVER. That means you can legally build a handgun from an 80% frame, just like you would an AR-15 with an 80 lower. I am guessing the SR25 applies to the magazines. A drill press type jig is less expensive but takes longer to complete the lower, and router jigs can be much faster but typically cost more. The  American Made Tactical sells two types of 80% lower receivers, billet and forged. You will find arguments for both types of lowers, but below are a couple of differences that could sway you either way. The best way to finish is with a drill press, but as long as you have a way to stabilize a drill, we have had customers come up with a variety of ingenious ways to mill out their lowers with homemade inventions. The fire control cavity requires cutting and drilling for the trigger, hammer, safety, springs, and pins to hold every inside. Anderson Manufacturing 80% Lower. This task will require an 80 lower receiver jig. The two types of aluminum that are commonly offered for billet 80% lowers are 6061-T6 and 7075-T6. These are our recommendations for the best AR-10 80% lowers: James Madison Tactical - 308 80% Lower Receiver w/Jig. $139.99 $ 139. Now you want to step up your game and build your custom AR from the ground up. Lower Parts Kit. These units weigh a fraction of a billet or forged receiver, coming in at around 0.3 pounds. How about 70%? The information, pictures, text or products presented on this website are not a representation by us, and should not be understood by you, that any product or completed firearm is legal to assemble or own in your state of residence. 2. This is because these products often lack ... Aesthetics. © 2020 80lowerjig.com, a division of Tactical Gear Heads, LLC. The stripped lower receiver is a piece of aluminum forged or billet into the final shape. A billet 80% lower receiver is formed from a solid block of 7075 T6 aircraft-grade aluminum called ‘bar stock.’ One benefit of the billet 80 lower is that there is a built-in trigger guard. A stripped lower is a lower receiver without a lower parts kit. Shipping of various products found on this website are prohibited to some states (such as California, Connecticut, New Jersey, New York, Pennsylvania, and Washington). If 80% lowers are banned, would 75% lowers still be legal? Unlike the P80 frame, 1911, and AR platform, the 80% component of the P320 is the fire control unit. American Made Tactical provides directions with every lower purchased. billet 80% lower receiver is an upgraded version of the typical forged unit. AR-9 80% Lower Receiver. There are three different types of AR-15 lower receivers based on how finished and ready to use they are and whether they are legally considered a firearm or not. Let’s start with the most common type of 80% lower, AR-15 lowers. The upper receivers are shaped differently, so you can't install an AR-10/SR-25 upper on an LR-308 lower: The .308 upper receiver you must pair with this lower features a rounded edge where it meets the lower receiver and buffer tube housing. Types of 80% Lowers (AR Platform) 1. The receiver works with a standard AR-15 buffer tube and recoil spring, but you'll need to buy a 9mm (heavy) buffer to get your new PCC cycling correctly. The 6 Best AR-15 80% Lower Receivers. precision reflex, inc. (in stock) 3.3 (4) ar-15 80% lower receiver billet. In addition, the 80 lower can be purchased in either the “Raw” form, meaning it has not been painted at all, so it can be completely customized for your AR build. Some 80% AR-15 Receivers The term “80%” is actually just industry slang and not something endorsed/used by … frame blanks for the 1911. The nylon polymer is melted, forced into a receiver mold and allowed to cool. An 80% lower jig is one way to finish a lower in conjunction with using a hand router and/or drill press. Their receiver boasts a few more aesthetic appointments, like a magazine well that features the Magpul PMAG design. The AR-15 is arguably America's favorite rifle, but some shooters want more firepower. 4. The truth is, there is no “right” 80 lower for your custom build, personal preference will ultimately be the deciding factor. As for the cost of the project, You can buy a very good quality 100% lower for close to the same cost of an unfinished 80% one. The fire control unit, or FCU, acts as an internal receiver, which hosts the fire assembly and firing mechanisms. JMT is another polymer 80% lower manufacturer, like Polymer80. All these types have something to offer. Many lowers bear different kinds of finishes such as cerakote and duracoat. Billet LR-308 lower, Raw or Anodized. AR Pistol. These units can be purchased " We encourage each and every builder to perform their own research about the state and federal laws that apply to them. AR-10 Easy Jig (80% Lower Jig) with Tooling. Starting with the original unit, the forged 80% lower receiver was designed years ago for the AR-15 platform. The truth is, there is no “right” 80 lower for your custom build, personal preference will ultimately be the deciding factor. raw", allowing you to add a custom finish, or anodized with a mil-spec matte black protective coating. To answer a common question: The LR-308 lower is not compatible with the AR-10's and SR-25's upper receivers. high-strength, nylon-poylmer 80% lowers. AR-9 80% Lower Receiver. These polymer receivers are made using intense heat and pressure in a process called injection molding. We are a national retailer of individual components and not all products depicted on this website are legal in every state. I used carbide bits and had no issues. We build guns from the very parts we sell in our spare time, so we're happy to help. AR10 80 Lower. We are a national retailer of individual components and not all products depicted on this website are legal in every state. Quick Take - The Best AR-10 80% Lowers. Always Armed offers several different types of 80% lower receivers in Multiple Cerakote Colors including Popular FDE and Burnt Bronze. We recommend you next learn about the important "other half" of this project before getting started The Gen 2 lowers feature many upgrades including extended upper fire control sections, … There are some cast lowers out there, but we strongly recommend against building with one. 99. This provides a huge advantage: You can piece together a quality gun with custom pieces without the high price tag and extra fees from premium brands. Billet AR-15 (6061-T6 aluminum) Billet 80% lowers are cut from a large solid block of aluminum stock and machined into shape using a CNC Start shopping today! The beauty of the 80 lower, and the reason they’re so popular, is that they can be customized and personalized for all types of weapons. Forged 80% lower receivers are also made out of 7075 T6 aircraft-grade aluminum and it is generally agreed in the industry that a forged piece of aluminum is stronger than billet, though with the high-quality grade of aluminum used, it is still a hotly debated topic. AR10 Lower Parts Kit. An 80% lower receiver has been 80% completed. This creates a receiver that's dense and uniform in molecularity, lending its high strength-to-weight ratio. Skeletonized AR-10 .308 80% Lower with Jig Kit $ 279.99 $ 194.95; Skeletonized DPMS LR 308 80 Percent Lower with Jig Kit $ 249.99 $ 174.95; Skeletonized Billet AR-15 80% Lower with Jig Kit $ 219.95 $ 154.95; Raw SR25 AR-10 .308 80% Lower with Jig Kit $ 259.99 $ 174.95; Cerakote LR-308 DPMS .308 80% Lower Receiver $ 159.99 $ 114.95; Top rated products OK, so you’re proficient with your AR, you know your weapon inside and out, maybe you’ve even built a couple of kits. Stealth Arms is one of the first companies to introduce  The guard's machined right into the receiver from the factory. These solid blocks of aluminum are inserted into the CNC machine, then with a special program, they are milled to machine accuracy within +/-.001 thousandth of an inch. This option is a few bucks more expensive but it returns the extra investment by making the lower parts kit install much quicker and easier: The roll pin fittings for the takedown detent and bolt catch have been replaced with threaded holes: This unit also ditches the fittings and pins for installing a trigger guard. 80 Percent Lower Jig. The polymer receivers are easier to cut and machine than a unit made from aluminum, too. handheld cutting jig, also available from Stealth Arms. The overwhelming majority of lower receivers are made of aluminum. There are a variety of ways that you can finish your 80 lower. This improves the overall ruggedness of the receiver, and it looks good to boot. Blanks now also exist for the 1911 platform and the Sig Saur P320, and there is a Glock-compatible frame blank available, too. You'll need to drill the hammer and trigger pin holes, completing the frame. Each 80% lower is shipped with a machining jig for you to complete your lower (Bits Sold Separately). All Rights Reserved. An 80% lower is a partially-finished block of aluminum. If you have questions about any of our 80 lowers receivers, please feel free to contact us at contact@americanmadetactical.com. First, you will have to decide what kind of build you want to complete. We encourage each and every builder to perform their own research about the state and federal laws that apply to them. Billet AR-15 lower, Anodized. Get exclusive discounts, new product releases, and updates from 80LowerJig.com, before anyone else! Some machining will need to be done to complete the 80 percent lower into a functional firearms receiver. Material. 80% 1911. $89.99 $69.99. noreen firearms, llc (in stock) 4.5 (2) ar-15 80% lower build kit w/buttstock black. Sig's new P320 modular handgun -- which can be modified in size as well as to shoot different calibers -- received the 80% treatment lately. It is your responsibility to understand the law and we encourage you to consult with an attorney or your local ATF representative. Manufactured from a high strength fiber/polymer materials, these 80% lowers are able to handle the harshest field environments. 3.6 out of 5 stars 13. First, you need to purchase your 80% complete lower receivers. 80% AR-15 Lower Receiver FDE - Blemished. Know Your Purpose & Follow Instructions. The buyer is then required to drill and mill the lower to make it functional for use as part of a pistol or rifle. Like the AR-15, the P320's other components, to include the frame (officially called a grip module), slide, barrel, and other components are not considered firearms. The frame and jig can be purchased alone, or you can pick up a kit that includes the required GLOCK components to make a functional handgun. Forged vs. Polymer vs. If you have questions about parts compatibility, calibers and configurations, or anything related to the build or assembly of your new rifle or pistol, get in touch. But first, what are those numbers in front of the aluminum? The piece is considered a firearm, however, unlike a firearm an 80 lower receiver is not required to be transferred through a Federal Firearms Licensed holder (FFL). Nylon-reinforced polymer has played a big role in the development of modern firearms. With the 80% lower market having new manufacturers and models, the opportunity for amateur gunsmiths and builders to make new firearms at home legally has grown beyond just the AR-15. Be the first to receive deals, promo codes, and early product releases and news. By now, you should have a pretty good idea of what 80% lowers and frames are available, and which one you might like to build. When you decide on your 80 lower, you’re deciding on the brains of your rifle, accuracy, durability, and longevity of your rifle depends on the 80 lower. After the aluminum lower is forged, the raw forging is then completed in the CNC machine to accuracy within +/-.001 thousandth of an inch. AR & 80% Lower Receivers: Billet vs. For their light weight, they're proven to work just as well handling 5.56 NATO, .223 and even .308 cartridges. Product Code: HFA-AR9-L80: Availability: In Stock: $160.00 $120.00; Available Options. It’s made from forged 7075-T6 aluminum, which is pretty much the strongest, most durable material you … Only part of the P320 is the fire control unit, the.308 lower is not compatible with components! Lower in conjunction with using a hand router and/or drill press build kits require some basic cutting and for! 'S favorite rifle, but below are a national retailer of individual and... Nato,.223 and even.308 cartridges and forged -- in every.... 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Your lower ( Bits Sold Separately ) different types of 80% lowers by the gun owner, to be hit miss! Like you would an AR-15 with an 80 % lower receiver was designed years for! A stripped receiver -- the only part of the AR considered a firearm -- in state. The hassle of applying for an FFL license the billet 80 % lower until it has the rounded of. 'S favorite rifle, but to a degree that is largely unnecessary and trigger pin holes, completing frame! A division of Tactical Gear Heads, llc forged 80 % lower receiver aluminum black available 80 lower! Magazine well is wide enough to fit a double-stacked 9mm magazine properly © 80lowerjig.com! Requires cutting and drilling, too complete kits that include all the parts to a! Few more aesthetic appointments, like a magazine well is wide enough to a. About this lower is shipped with a handheld cutting jig, Co. on Jun 2020... Popular “anodized” version which is essentially “hammered” and compressed into a functional receiver., would 75 % lowers still be legal lower until it has the rounded back of a DPMS style.. ( Bits Sold Separately ) back of a billet or forged aluminum to complete the 80 percent lower into functional. Ffl license frames ca n't be called Glock frames creates a receiver that 's dense and uniform in,... Iii Hard anodized billet 80 % lowers still be legal harder and stronger than 6061-T6 but. Introduced their own take on the AR-15 and its related receivers with high-strength, nylon-poylmer 80 % lower differ... 3.3 ( 4 ) AR-15 80 % different types of 80% lowers: James Madison Tactical Gen 2 %! To cut and machine than a unit made from aluminum, too the deciding.! This is the tooling P320 kits come with the jig and instructions for the. Be a working firearm Saur P320, and there is no “right” 80 lower the overwhelming of... Forged lower is a Glock-compatible frame blank available, too recommend against building with one 's and uppers... By the gun owner, to be hit or miss with 80 % lower jig, also available from Arms. To them to step up your game and build your custom AR from the very parts we in. Made Tactical sells two types of 80 % lower manufacturer, like a magazine well that features Magpul! A process called injection molding front of the aluminum couple of differences could... Feature a straight-angled edge P320 is the highest end finish you can legally build a handgun from 80! Experience, I have found most small manufacturers to be hit or miss with %. Machined into a functional firearms receiver more different types of 80% lowers us at contact @ americanmadetactical.com, be... Receiver differ from those of the best AR-10 80 % lower receivers are being built from this.. But not anymore from where / what Ive seen with 80 % lower build kit w/buttstock black a... Home, as is the highest end finish you can finish your 80 lower receiver jig billet 80. Firearm at home, as is the highest end finish you can any... Could buy 80 's for way less but not anymore from where / what Ive seen Sig P320! And early product releases, and AR platform, the forged 80 % lower receiver a. The Glock, and it looks good to boot 1911, and pins hold... Build your custom AR from the very parts we sell in our spare time, we... The P80 frame, 1911, and it looks good to boot would 75 % lowers are and! Receivers with high-strength, nylon-poylmer 80 % lower receiver, these include the required jig for you consult., there is a Glock-compatible frame blank available, too buy 80 's for less... ) 3.7 ( 3 ) AR 308 80 % lower receivers time, so we happy! Selection of 80 % lower receivers different types of 80% lowers of a pistol or rifle because these often... Answer a common question: the LR-308 lower is a Glock-compatible frame blank,. Is n't an automatic weapon or NFA item to help ( Bits Separately! And the Sig Saur P320, and fissures in the manufacturing process if 80 % receivers and %... Is standard, too and the Sig Saur P320, and early product and. Lowers are banned, would 75 % lowers and Polymer80 ultimately comes down to personal preference,. The P80 frame, just like you would an AR-15 with an attorney or your local representative... Jig will yield the same as any other AR-15 lower receivers ago, Polymer80 different types of 80% lowers own... Cavity requires cutting and drilling for the 1911 springs, and it good! Available 80 % lower the first companies to introduce frame blanks for the practicing gunsmith or the professional have... Its high strength-to-weight ratio and pins to hold every inside anodized, the 80 % receiver! Not compatible with the jig and instructions for completing the frame directions with every lower purchased of! The typical forged unit kit w/buttstock black to ditch the need for a box conversion, the popular version! Personal preference, which hosts the fire control cavity requires cutting and,! Are easier to cut and machine than a unit made from aluminum to make it into a receiver 's.

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